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H2G2 The Earths Atmosphere

H2G2 The Earths Atmosphere

The Earth’s atmosphere is the layer of gases that surrounds the Earth; that does not dissipate due to the action of gravity; and that, seen from space, shows our planet as a sphere of bright blue color. It is important because it protects us from the dangerous...
Satellites

Satellites

Columnist Marcelo Santos talks about the benefits expected from the insertion of the L5 signal in the global positioning system Part of the modernization process of the Global Positioning System involves changing the structure of the signals transmitted by the...
Signals Runtime

Signals Runtime

We all remember the controversies surrounding the giant waves of Nazaré. Since 2011, the Australian surfer Garret McNamara broke a world record when surfing in a 30-meter-high body of water, which, with each new attempt, questions the validity of the measurements of...